Psychology

Answer yes or no to the following questions, excerpted from the book Quiet: The Power of Introverts in a World That Can’t Stop Talking, by Susan Cain, to find out where you fall on the introversion spectrum. Then read the …

Herewith, TIME’s unscientific survey of loud (and quiet) giants — it takes both kinds to make history. Read the related TIME cover story, “The Upside of Being an Introvert,” available to subscribers here.

The famous patient “Sybil” is now known to have fabricated her many personalities, but the hysteria in the 1970s surrounding “multiple personality disorder” reveals some interesting truths about society at the time.

Imagine you are a train-yard operator who sees an out-of-control boxcar running down a track that five workers are repairing. The workers won’t have time to get out of the way unless you flip a switch to change the car to another …

Odds are you know some narcissists. Odds are they’re smart, confident and articulate. They make you laugh, they make you think; the first time you met, they probably charmed the pants off of you — perhaps even literally. The …

Almost everyone has felt some jitters before speaking in public or walking into a party. For some people, however, that everyday shyness can become so crippling that they’re unable to give a presentation at work or muster up the …

What do joke-lovers and junkies have in common? According to new research, they’re both responding to the same kind of “high.” The study suggests that genuine laughter releases endorphins in the brain, chemicals that activate the …

(Updated) Is individual therapy overrated and outdated? In many ways, says Alan Kazdin, a professor of psychology and child psychiatry at Yale University, writing in the leading journal Perspectives on Psychological Science.